421445520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{585341}}^1$

素因数の和:585360

約数の個数: 60

約数和(自身を含む): 1415356956

約数和(自身を除く): 993911436

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 585341, 1170682, 1756023, 2341364, 2926705, 3512046, 4682728, 5268069, 5853410, 7024092, 8780115, 9365456, 10536138, 11706820, 14048184, 17560230, 21072276, 23413640, 26340345, 28096368, 35120460, 42144552, 46827280, 52680690, 70240920, 84289104, 105361380, 140481840, 210722760, 421445520]

約数ペア:

[(1, 421445520), (2, 210722760), (3, 140481840), (4, 105361380), (5, 84289104), (6, 70240920), (8, 52680690), (9, 46827280), (10, 42144552), (12, 35120460), (15, 28096368), (16, 26340345), (18, 23413640), (20, 21072276), (24, 17560230), (30, 14048184), (36, 11706820), (40, 10536138), (45, 9365456), (48, 8780115), (60, 7024092), (72, 5853410), (80, 5268069), (90, 4682728), (120, 3512046), (144, 2926705), (180, 2341364), (240, 1756023), (360, 1170682), (720, 585341)]